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1   /*
2   $Id: FormulaFormater.java 709 2005-03-21 16:30:05Z guest $
3   */
4   
5   
6   /*
7   Copyright (C) 2001-2002 Mainline Project (I3S - ESSI - CNRS -UNSA)
8   
9   This library is free software; you can redistribute it and/or
10  modify it under the terms of the GNU Lesser General Public
11  License as published by the Free Software Foundation; either
12  version 2.1 of the License, or (at your option) any later version.
13  
14  This library is distributed in the hope that it will be useful,
15  but WITHOUT ANY WARRANTY; without even the implied warranty of
16  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17  Lesser General Public License for more details.
18  
19  You should have received a copy of the GNU Lesser General Public
20  License along with this library; if not, write to the Free Software
21  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
22  
23  For further information on the GNU Lesser General Public License,
24  see: http://www.gnu.org/copyleft/lesser.html
25  For further information on this library, contact: mainline@essi.fr
26  */
27  
28  
29  package fr.ove.openmath.jome.formaters.pmml;
30  
31  import fr.ove.utils.*;
32  import fr.ove.openmath.jome.model.*;
33  import fr.ove.openmath.jome.formaters.mml.*;
34  
35  /***
36  * Formats the formula tree structure as its corresponding MathML object.<BR>
37  * This is the formater of the formula root, so returns the formatted representation of the child of
38  * the instance, enclosed by the <OMOBJ></OMOBJ> pair of tags.
39  *
40  * @author © 2000 DIRAT Laurent
41  * @version 1.0 07/01/2000
42  */
43  public class FormulaFormater implements Formater {
44      /***
45      * Returns the specified object formatted as a string.
46      * @param formatedObject the formatted object (for structured object, could represents the beginning).
47      * @param formaterRepository where the different other formaters are.
48      * @param obj the object to format.
49      */
50      public String format(String formatedObject, FormaterRepository formaterRepository, Object obj) {
51          if (((FormulaTreeStructure) obj).getNbChildren() != 0) {
52              PMathMLFormater mmlFormater = (PMathMLFormater) formaterRepository;
53              mmlFormater.initIndent();
54              formatedObject += mmlFormater.writeStartObject();
55              
56              FormulaTreeStructure ftsChild = (FormulaTreeStructure)((FormulaTreeStructure) obj).getChild(0);
57              String objectId = ftsChild.getResourceIdentifier();
58              Formater formater = mmlFormater.getFormater(objectId);
59              formatedObject = formater.format(formatedObject, mmlFormater, ftsChild);
60              
61              formatedObject += mmlFormater.writeEndObject();            
62          }
63          return formatedObject;
64      }
65  }